Java tutorial
import java.io.FilterReader; import java.io.Reader; import java.io.StringReader; public class Main { public static void main(String[] args) throws Exception { int i = 0; // create new reader Reader r = new StringReader("from java2s.com"); // create new filter reader FilterReader fr = new FilterReader(r) { }; // read till the end of the filter reader while ((i = fr.read()) != -1) { // convert integer to character char c = (char) i; // prints System.out.println("Character read: " + c); // number of characters actually skipped long l = fr.skip(2); // prints System.out.println("Character skipped: " + l); } } }